Four Seasons 23678 A/C O-Ring #8 GM 1/2" Dual Metric Fitting

The Four Seasons 23678 is a green round HNBR (Hydrogenated Nitrile Butadiene Rubber) O-ring designed specifically for automotive air conditioning systems. This precision-engineered seal is manufactured for #8 GM 1/2" dual metric fittings, providing a reliable, leak-free connection in R134a climate control systems.

Key Features:

• Green HNBR construction for R134a refrigerant compatibility
• Designed for #8 GM 1/2" dual metric A/C line fittings
• Durable nitrile material resists heat, refrigerant, and oil degradation
• Direct OE-fit replacement for reliable sealing performance
• Precision-manufactured to exact specifications for proper fitment

Four Seasons is the largest aftermarket mobile climate control parts supplier and the world's largest compressor remanufacturer. Each O-ring is tested, validated, and inspected before leaving the facility to ensure quality and reliability. This replacement seal helps restore proper A/C system operation and prevents refrigerant leaks at critical connection points.